As an interdisciplinary between ecology and information science,Eco-informatics is an important knowledge branch directly serving for ecosystem management and provides with data resource and information technology for ecosystem management,the ecological information technology consisting of information access,management,analysis and broadcast and its application.

Instructional Meaning of Information Ecology to Network Education Resources Database Construction;

This essay discusses the problem of these six aspects such as the background,definition,character,the aim and content of study,the coming dilemma,the development device of the information ecology.

A CI construction model based on information ecology theory is proposed,which enables the CI practitioners to view CI systematically.

Exploitation and Utilization on Chemical Eco-information of Plants;

On Information Grammar, Semantics, Pragmatics, and Perfect Information——Some Comments on Principles of Information Science (Third Edition);

On the Worldview of Information Science;

Rethinking of the Definition and Domain of the Subject of Geographic Information Science;

Informatics Technique with Fresh setup of World Economy;

Based on the analysis of the subjects such as market economy, knowledge intensive economy and informatics, this paper deals with the classification method of the literatures related to the hot subjects according to the Chinese library classification.

It is possible to classify numerous disciplines in the modern information science group into six basic levels: information philosophy,general information theory,field information,category informatics,branch informatics,and engineering informatics.